draft of cost model for entity and parameter adaptation

tools.descartes.dni.adaptation/model/DNIMM3AP.xcore

tools.descartes.dni.adaptation/plugin.properties

...src/tools/descartes/dni/dnimm3ap/AdaptableDependency.java

...cartes/dni/dnimm3ap/AdaptableIntermediatePerformance.java

...ation/src/tools/descartes/dni/dnimm3ap/AdaptableLink.java

...ols/descartes/dni/dnimm3ap/AdaptableNetworkInterface.java

...ation/src/tools/descartes/dni/dnimm3ap/AdaptableNode.java

...s/descartes/dni/dnimm3ap/AdaptableSdnNodePerformance.java

...n/src/tools/descartes/dni/dnimm3ap/AdaptableVariable.java

...on/src/tools/descartes/dni/dnimm3ap/AdaptationGroups.java

...on/src/tools/descartes/dni/dnimm3ap/AdaptationPoints.java

...rc/tools/descartes/dni/dnimm3ap/AdaptationRepository.java

...rtes/dni/dnimm3ap/AlternativeConstantLongVariableSet.java

...c/tools/descartes/dni/dnimm3ap/AlternativeDependency.java

...ools/descartes/dni/dnimm3ap/AlternativeDependencySet.java

...src/tools/descartes/dni/dnimm3ap/AlternativeVariable.java

.../tools/descartes/dni/dnimm3ap/AlternativeVariableSet.java

...dni.adaptation/src/tools/descartes/dni/dnimm3ap/Cost.java

...tation/src/tools/descartes/dni/dnimm3ap/DNIAPFactory.java

...tation/src/tools/descartes/dni/dnimm3ap/DNIAPPackage.java